The Ultimate Power System for Racing or Sport. The Banks Big Hoss Bundle does it all and it does it right. Combining industry-leading fuel tuning with the freest breathing intake and exhaust upgrades, the Big Hoss Bundle delivers the muscle to flatten the toughest grades without compromising durability. Your 6.4L will run cooler than ever and achieve the kind of fuel economy you never thought possible. Big Hoss Bundle's system-approach to power means everything works in concert. And because it's packed with safeguards, you not only get the job done easily but also safely. Control and monitor it all with the included Banks iQ - the world's first dashboard PC.